Cartridge record
Unicel 6CH-25
Also sold asPleatco PTL20W-SV-PPleatco PTL20W-SV-P4Filbur FC-0305OnCore OC-605AOEM 90-802
Verified specifications
The selected value is shown first. Expand any row to compare the source values retained by the dataset.
| Outside diameter | 6"Source values
|
|---|---|
| Length | 5-1/2"Source values
|
| Top cap | / semi-circular handleSource values
|
| Bottom cap | / 1-1/2” male thread/MPTSource values
|
| Pleats | 205Source values
|
| Filter area | 25 sq ftSource values
|
| Media weight | 3 ozSource values
|
Equivalent part numbers
Match the complete printed string. Similar-looking part numbers can describe different end caps or lengths.
| Brand | Part number | Verification |
|---|---|---|
| Unicel | 6CH-25 | cross-checked against 3 sources |
| Pleatco | PTL20W-SV-P | single-source |
| Pleatco | PTL20W-SV-P4 | single-source |
| Filbur | FC-0305 | single-source |
| OnCore | OC-605A | single-source |
| OEM | 90-802 | single-source |
Known equipment fits
Fitments are source-attributed. Confirm the housing model and cartridge measurements before ordering.
| Brand | Model | OEM part | Source |
|---|---|---|---|
| Softub Spas | Softub; Dolphin Spa; Leisure Bay | — | pleatco single-source |
| Softub | — | 90-802 | unicel single-source |
| Sunrise Spas | — | — | unicel single-source |
| Unicel | 25 sq.ft. top load | — | unicel single-source |
Source notes
“Replaces any 6” or 7” OD cartridge that has an MPT fitting or a 1.9” id w/ disposable adapter.”
Source: unicel
Dimension neighbors
Records with the same outside diameter and a different length appear first, followed by the closest diameters. End-cap details still need to match.
Find this cartridge
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